using AdminAPI.Filters;
using AdminAPI.Libraries;
using AdminShared.Models;
using AdminShared.Models.Link;
using Common;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using Repository.Database;

namespace AdminAPI.Controllers
{
 [SignVerifyFilter]
 [Route("[controller]")]
 [Authorize]
 [ApiController]
 public class LinkController : ControllerBase
 {

 private readonly DatabaseContext db;
 private readonly SnowflakeHelper snowflakeHelper;

 private readonly long userId;



 public LinkController(DatabaseContext db, SnowflakeHelper snowflakeHelper, IHttpContextAccessor httpContextAccessor)
 {
 this.db = db;
 this.snowflakeHelper = snowflakeHelper;

 var userIdStr = httpContextAccessor.HttpContext?.GetClaimByAuthorization("userId");
 if (userIdStr != null)
 {
 userId = long.Parse(userIdStr);
 }
 }



 /// <summary>
 /// 获取友情链接列表
 /// </summary>
 /// <param name="pageNum">页码</param>
 /// <param name="pageSize">单页数量</param>
 /// <param name="searchKey">搜索关键词</param>
 /// <returns></returns>
 [HttpGet("GetLinkList")]
 public DtoPageList<DtoLink> GetLinkList(int pageNum, int pageSize, string? searchKey)
 {
 var data = new DtoPageList<DtoLink>();

 int skip = (pageNum - 1) * pageSize;

 var query = db.TLink.Where(t => t.IsDelete == false);

 if (!string.IsNullOrEmpty(searchKey))
 {
 query = query.Where(t => t.Name.Contains(searchKey));
 }

 data.Total = query.Count();

 data.List = query.OrderByDescending(t => t.CreateTime).Select(t => new DtoLink
 {
 Id = t.Id,
 Name = t.Name,
 Url = t.Url,
 Sort = t.Sort,
 CreateTime = t.CreateTime
 }).Skip(skip).Take(pageSize).ToList();

 return data;
 }



 /// <summary>
 /// 获取友情链接
 /// </summary>
 /// <param name="linkId">链接ID</param>
 /// <returns></returns>
 [HttpGet("GetLink")]
 public DtoLink? GetLink(long linkId)
 {
 var link = db.TLink.Where(t => t.IsDelete == false && t.Id == linkId).Select(t => new DtoLink
 {
 Id = t.Id,
 Name = t.Name,
 Url = t.Url,
 Sort = t.Sort,
 CreateTime = t.CreateTime
 }).FirstOrDefault();

 return link;
 }




 /// <summary>
 /// 创建友情链接
 /// </summary>
 /// <param name="createLink"></param>
 /// <returns></returns>
 [HttpPost("CreateLink")]
 public long CreateLink(DtoEditLink createLink)
 {
 TLink link = new()
 {
 Id = snowflakeHelper.GetId(),
 Name = createLink.Name,
 Url = createLink.Url,
 CreateTime = DateTime.UtcNow,
 CreateUserId = userId,

 Sort = createLink.Sort
 };

 db.TLink.Add(link);

 db.SaveChanges();

 return link.Id;
 }




 /// <summary>
 /// 更新友情链接
 /// </summary>
 /// <param name="linkId"></param>
 /// <param name="updateLink"></param>
 /// <returns></returns>
 [HttpPost("UpdateLink")]
 public bool UpdateLink(long linkId, DtoEditLink updateLink)
 {
 var link = db.TLink.Where(t => t.IsDelete == false && t.Id == linkId).FirstOrDefault();

 if (link != null)
 {
 link.Name = updateLink.Name;
 link.Url = updateLink.Url;
 link.Sort = updateLink.Sort;

 db.SaveChanges();
 }

 return true;
 }



 /// <summary>
 /// 删除友情链接
 /// </summary>
 /// <param name="id"></param>
 /// <returns></returns>
 [HttpDelete("DeleteLink")]
 public bool DeleteLink(long id)
 {
 var link = db.TLink.Where(t => t.IsDelete == false && t.Id == id).FirstOrDefault();

 if (link != null)
 {
 link.IsDelete = true;
 link.DeleteTime = DateTime.UtcNow;
 link.DeleteUserId = userId;

 db.SaveChanges();

 return true;
 }
 else
 {
 return false;
 }
 }


 }
}